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Products / 光学元件 /晶体 /非线性光学晶体 /DKDP /

DKDP

产品概述 Specification Order Now!

LBO Nonlinear Optical Crystal.jpg

DKDP（磷酸二氘钾）是一种非线性光学材料，通常用于Nd∶YAG激光器在室温下的两倍、三倍和四倍，通常它们的晶体具有>98%的氘化值，材料的高电光系数使其有能力成为电光调制器、Q开关和Pockels电池的优良材料。

该晶体的工作波长范围从390nm-1400nm，可以长到很大的尺寸。同时也是柔性材料，因此它们可以使用广泛的源进行泵浦。通常，2型DKDP晶体用于二次和三次谐波产生相位匹配，而1型DKDP晶体用于四次谐波相位匹配。

常规参数
材料	DKDP
尺寸公差(mm)	±0.1
表面质量	10/5
平坦度	<λ/6@633nm
波前畸变	λ/8
并行性（弧秒）	<20
损伤阈值（脉冲）	5000W/cm2
安装	未装配
典型应用	SHG @1064nm

Physical and Optical Properties
Chemical formula	KD₂PO₄
Symmetry	42 m
Hygroscopicity	high
Density, g/cm3	2.355
Thermal conductivity, W/cm×K^-1	k₁₁ = 1.9× 10^-2 k₃₃ = 2.1×10^-2
Thermal expansion coefficients,	a₁₁= 1.9×^-2 a₃₃= 4.4×^-2
Transmission range, µm	0.2-2.0
Residual absorption, cm^-1 (at 1.06 µm)	0.005
Measured refractive index (at 1.06 µm)	n_o = 1.4931 n_e = 1.4582
Sellmeier coeff., λ – wavelength in µm
A	2.2409 2.1260
B	2.2470 0.7844
C	126.9205 123.4032
D	0.0097 0.0086
E	0.0156 0.0120
Nonlinear coeff. d₃₆ , pm/V (at 1.06 µm)	0.4
Effective nonlinear coefficient Type 1 Type 2	d_oee = d₃₆× sinθ × sin2φ d_eoe = d₃₆×sinθ × cos2φ
Laser damage threshold, GW/cm^-1; at 1.06 µm	250 ps – 6 10 ns – 0.5

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Dimension (mm)

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	Dimension (mm)	Thickness (mm)	Orientation (Θ/φ) (°)	Availability	Reference Price (USD)
DKDP-NLC-59.3/--12-20 DKDP, Non-Linear Crystal, (Θ/φ)=59.3/, Dimension=12x12mm, Thickness=20mm	15x15		36.5/45	2-3 Weeks	Request for quote
DKDP-NLC-53.5/--15-13 DKDP, Non-Linear Crystal, (Θ/φ)=53.5/45, Dimension=15x15mm, Thickness=13mm	15x15		53.5/-	2-3 Weeks	Request for quote
DKDP-NLC-36.5/45-15-13 DKDP, Non-Linear Crystal, (Θ/φ)=36.5/45, Dimension=15x15mm, Thickness=13mm	12x12	20	59.3/-	2-3 Weeks	Request for quote

DKDP-NLC-36.5/45-15-13 - Parameter

Thickness Tolerance (mm)

± 0.1

Surface Quality

10/5

Clear Aperture

>90%

Dimension (mm)

12x12

Dimensional Tolerance (mm)

±0.1

Thickness (mm)

Flatness

<λ/6@633nm

Wavefront Distortion

λ/8

Parallelism (arcsec)

<20

Orientation (Θ/φ) (°)

59.3/-

DKDP-NLC-53.5/--15-13 - Parameter

Thickness Tolerance (mm)

± 0.1

Surface Quality

10/5

Clear Aperture

>90%

Dimension (mm)

15x15

Dimensional Tolerance (mm)

±0.1

Thickness (mm)

Flatness

<λ/6@633nm

Wavefront Distortion

λ/8

Parallelism (arcsec)

<20

Orientation (Θ/φ) (°)

53.5/-

DKDP-NLC-59.3/--12-20 - Parameter

Thickness Tolerance (mm)

± 0.1

Surface Quality

10/5

Clear Aperture

>90%

Dimension (mm)

15x15

Dimensional Tolerance (mm)

±0.1

Thickness (mm)

Flatness

<λ/6@633nm

Wavefront Distortion

λ/8

Parallelism (arcsec)

<20

Orientation (Θ/φ) (°)

36.5/45

DKDP-NLC-36.5/45-15-13 - Download

DKDP-NLC-53.5/--15-13 - Download

DKDP-NLC-59.3/--12-20 - Download

Accessories

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